What should a TTC technician do if they're experiencing unexpected changes in driving conditions?

Answer: B — Assess the situation and adjust the traffic control plan

Choosing to assess the situation and adjust the traffic control plan is vital for maintaining safety on the road. A TTC technician must recognize that unexpected changes in driving conditions—such as inclement weather, accidents, or road surface changes—can significantly impact vehicle movement and safety. By evaluating these factors, the technician can identify potential hazards and make informed decisions about modifying the traffic control measures. Adjusting the traffic control plan could involve repositioning barriers, changing signage, or altering the flow of traffic to better accommodate the new conditions. This proactive approach helps to minimize risks, ensures that drivers are adequately guided through the work zone, and enhances overall safety for both road users and workers. In contrast, proceeding without evaluation or making hasty changes without proper assessment can lead to increased danger and confusion on the road. Ignoring changes or unilaterally setting up new barriers without evaluating the situation can further complicate traffic flow and lead to accidents. Therefore, assessing and adapting the traffic control plan is the most responsible and effective action in response to unexpected driving conditions.